15998328

素因数分解:

$2^3\times 3^2\times {\mathrm{222199}}^1$

素因数の和:222211

約数の個数: 24

約数和(自身を含む): 43329000

約数和(自身を除く): 27330672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 222199, 444398, 666597, 888796, 1333194, 1777592, 1999791, 2666388, 3999582, 5332776, 7999164, 15998328]

約数ペア:

[(1, 15998328), (2, 7999164), (3, 5332776), (4, 3999582), (6, 2666388), (8, 1999791), (9, 1777592), (12, 1333194), (18, 888796), (24, 666597), (36, 444398), (72, 222199)]